diff --git a/.gitignore b/.gitignore
index 94d6d75..4fbb073 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
 /vendor/
-/composer.lock
\ No newline at end of file
+/composer.lock
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d69e9f..18952cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,25 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Added
 
+- Added .gitattributes from [@reedy](https://github.com/reedy).
+
+### Fixed
+
+-  PHP 7.4: fix compatibility issue [#7](https://github.com/php-parallel-lint/PHP-Var-Dump-Check/pull/7) from [@jrfnl](https://github.com/jrfnl).
+
+### Internal
+
+- Replaced array syntax with short array syntax from [@peter279k](https://github.com/peter279k).
+- Added EOF (end of file) for some PHP files from [@peter279k](https://github.com/peter279k).
+- Removed $loader variable on bootstrap.php file because it's unused from [@peter279k](https://github.com/peter279k).
+- To be compatible with future PHPUnit version, using the ^4.8.36 version at least from [@peter279k](https://github.com/peter279k).
+- Changed namespace to PHPunit\Framework\TestCase class namesapce from [@peter279k](https://github.com/peter279k).
+- Composer: allow installation of more recent Parallel Lint [#9](https://github.com/php-parallel-lint/PHP-Var-Dump-Check/pull/9) from [@jrfnl](https://github.com/jrfnl).
+
+## [v0.4] - 2020-04-25
+
+### Added
+
 - Added check for Symfony dump function `dd` from [@antograssiot](https://github.com/antograssiot).
 - Added check for Laravel dump function `dump` from [@Douglasdc3](https://github.com/Douglasdc3).
 - Added changelog.
diff --git a/README.md b/README.md
index 1c7bb3b..f2d42e2 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,7 @@ Options for run
 - `--doctrine` - check dump: `Doctrine::dump`, `\Doctrine\Common\Util\Debug::dump`
 - `--symfony` - check dump: `dump`, `VarDumper::dump`, `VarDumper::setHandler`, `VarDumper::dd`
 - `--laravel` - check dump: `dd`, `dump`
+- `--custom-function` - comma separated custom function name(s) to check like `pre_echo`
 - `--no-colors` - disable colors from output
 - `--exclude folder/` - exclude *folder/* from check
 - `--extensions php,phpt,php7` - map file extensions for check
diff --git a/src/Settings.php b/src/Settings.php
index a35d60d..8a61636 100644
--- a/src/Settings.php
+++ b/src/Settings.php
@@ -74,6 +74,7 @@ public static function parseArguments(array $arguments)
     {
         $arguments = new ArrayIterator(array_slice($arguments, 1));
         $setting = new self;
+        $customFunctions = array();
 
         foreach ($arguments as $argument) {
             if ($argument[0] !== '-') {
@@ -124,6 +125,10 @@ public static function parseArguments(array $arguments)
                         $setting->functionsToCheck[] = self::LARAVEL_DUMP;
                         break;
 
+                    case '--custom-function':
+                        $customFunctions = array_map('trim', explode(',', $arguments->getNext()));
+                        break;
+
                     case '--doctrine':
                         $setting->functionsToCheck[] = self::DOCTRINE_DUMP;
                         $setting->functionsToCheck[] = self::DOCTRINE_DUMP_2;
@@ -134,7 +139,11 @@ public static function parseArguments(array $arguments)
                 }
             }
         }
+
+        // Merge if any custom function is given
+        $setting->functionsToCheck = array_merge($setting->functionsToCheck, $customFunctions);
         $setting->functionsToCheck = array_unique($setting->functionsToCheck);
+
         return $setting;
     }
 
diff --git a/tests/JakubOnderka/PhpVarDumpCheck/CustomFunctionTest.php b/tests/JakubOnderka/PhpVarDumpCheck/CustomFunctionTest.php
new file mode 100644
index 0000000..75f1883
--- /dev/null
+++ b/tests/JakubOnderka/PhpVarDumpCheck/CustomFunctionTest.php
@@ -0,0 +1,79 @@
+<?php
+
+use JakubOnderka\PhpVarDumpCheck;
+
+class CustomFunctionTest extends PHPUnit_Framework_TestCase
+{
+
+    public function testCheck_noDebugFunction()
+    {
+        $settings = new PhpVarDumpCheck\Settings();
+
+        $settings->functionsToCheck = array_merge($settings->functionsToCheck, array(
+            'functionName1'
+        ));
+
+        $uut     = new PhpVarDumpCheck\Checker($settings);
+        $content = <<<PHP
+<?php
+nonDebugFunction1(\$var);
+\$i++;
+nonDebugFunction2(\$i);
+PHP;
+        $result = $uut->check($content);
+        $this->assertCount(0, $result);
+    }
+
+    public function testCheck_singleFunction()
+    {
+        $settings = new PhpVarDumpCheck\Settings();
+
+        $settings->functionsToCheck = array_merge($settings->functionsToCheck, array(
+            'functionName1'
+        ));
+
+        $uut     = new PhpVarDumpCheck\Checker($settings);
+        $content = <<<PHP
+<?php
+functionName1(\$var);
+PHP;
+        $result = $uut->check($content);
+        $this->assertCount(1, $result);
+    }
+
+
+    public function testCheck_multipleFunction()
+    {
+        $settings = new PhpVarDumpCheck\Settings();
+
+        $settings->functionsToCheck = array_merge($settings->functionsToCheck, array(
+            'functionName1',
+            'functionName2'
+        ));
+
+        $uut     = new PhpVarDumpCheck\Checker($settings);
+
+        $content1 = <<<PHP
+<?php
+functionName1(\$var);
+PHP;
+        $content2 = <<<PHP
+<?php
+functionName2(\$var);
+PHP;
+        $content3 = <<<PHP
+<?php
+functionName1(\$var);
+sleep(4);
+functionName2(\$var);
+PHP;
+        $result = $uut->check($content1);
+        $this->assertCount(1, $result);
+
+        $result = $uut->check($content2);
+        $this->assertCount(1, $result);
+
+        $result = $uut->check($content3);
+        $this->assertCount(2, $result);
+    }
+}
diff --git a/var-dump-check.php b/var-dump-check.php
index 8a30870..8e18c63 100644
--- a/var-dump-check.php
+++ b/var-dump-check.php
@@ -15,19 +15,20 @@
 function showOptions() {
 ?>
 Options:
-    --tracy       Enable support for Tracy (Debugger::dump)
-    --zend        Enable support for Zend (Zend_Debug::dump and \Zend\Debug\Debug::dump)
-    --ladybug     Enable support for Ladybug (ladybug_dump, ladybug_dump_die, ld, ldd)
-    --symfony     Enable support for Symfony2 (dump, VarDumper::dump, VarDumper::setHandler, Vardumper::dd())
-    --doctrine    Enable support for Doctrine (Doctrine::dump, \Doctrine\Common\Util\Debug::dump)
-    --laravel     Enable support for Laravel (dd, dump)
-    --extensions  Check only files with selected extensions separated by comma
-                  (default: php, php3, php4, php5, phtml)
-    --exclude     Exclude directory. If you want exclude multiple directory, use
-                  multiple exclude parameters.
-    --no-colors   Disable colors in console output.
-    -V, --version Show version.
-    -h, --help    Print this help.
+    --tracy           Enable support for Tracy (Debugger::dump)
+    --zend            Enable support for Zend (Zend_Debug::dump and \Zend\Debug\Debug::dump)
+    --ladybug         Enable support for Ladybug (ladybug_dump, ladybug_dump_die, ld, ldd)
+    --symfony         Enable support for Symfony2 (dump, VarDumper::dump, VarDumper::setHandler, Vardumper::dd())
+    --doctrine        Enable support for Doctrine (Doctrine::dump, \Doctrine\Common\Util\Debug::dump)
+    --laravel         Enable support for Laravel (dd, dump)
+    --custom-function Comma separated custom function name(s) to check like "pre_echo". 
+    --extensions      Check only files with selected extensions separated by comma
+                      (default: php, php3, php4, php5, phtml)
+    --exclude         Exclude directory. If you want exclude multiple directory, use
+                      multiple exclude parameters.
+    --no-colors       Disable colors in console output.
+    -V, --version     Show version.
+    -h, --help        Print this help.
 <?php
 }